2009233070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{6311}}^1$

素因数の和:6441

約数の個数: 64

約数和(自身を含む): 4071997440

約数和(自身を除く): 2062764370

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 79, 130, 155, 158, 310, 395, 403, 790, 806, 1027, 2015, 2054, 2449, 4030, 4898, 5135, 6311, 10270, 12245, 12622, 24490, 31555, 31837, 63110, 63674, 82043, 159185, 164086, 195641, 318370, 391282, 410215, 498569, 820430, 978205, 997138, 1956410, 2492845, 2543333, 4985690, 5086666, 6481397, 12716665, 12962794, 15455639, 25433330, 30911278, 32406985, 64813970, 77278195, 154556390, 200923307, 401846614, 1004616535, 2009233070]

約数ペア:

[(1, 2009233070), (2, 1004616535), (5, 401846614), (10, 200923307), (13, 154556390), (26, 77278195), (31, 64813970), (62, 32406985), (65, 30911278), (79, 25433330), (130, 15455639), (155, 12962794), (158, 12716665), (310, 6481397), (395, 5086666), (403, 4985690), (790, 2543333), (806, 2492845), (1027, 1956410), (2015, 997138), (2054, 978205), (2449, 820430), (4030, 498569), (4898, 410215), (5135, 391282), (6311, 318370), (10270, 195641), (12245, 164086), (12622, 159185), (24490, 82043), (31555, 63674), (31837, 63110)]